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Instruction Leaflet IL040029EN
Effective December 2017
UL cautions, warnings, and instructions
Wiring warnings for electrical practices and wire sizes
The Cautions, Warnings, and Instructions in this section summarize
the procedures necessary to ensure an inverter installation complies
with Underwriters Laboratories
en
Warning!
Use 60/75 °C Cu wire only or equivalent.
en
Warning!
Open Type Equipment.
en
Warning!
Suitable for use on a circuit capable of delivering not more
than 5,000 rms symmetrical amperes:
• 240 V maximum for DH1-32 models
• 500 V maximum for DH1-34 models
• 600 V maximum for DH1-35 models
Circuit breaker and fuse sizes
The adjustable frequency drive's connections to input power must
include UL listed inverse time circuit breakers with 600V rating, or
UL listed fuses.
Terminal tightening torque and wire size
The wire size range and tightening torque for field wiring terminals
are presented.
Technical support contact information
EATON
26
www.eaton.com
®
guidelines.
Wire connectors
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Warning!
Field wiring connections must be made by a UL listed and
CSA certified ring lug terminal connector sized for the wire
gauge being used. The connector must be fixed using the
crimping tool specified by the connector manufacturer.
Cable
Cable
Cable
Cable support
Motor overload protection
DH1 adjustable frequency drives provide solid-state motor overload
protection, which depends on the proper setting of the following
parameter: P7.2 "current limit."
Set the rated current [Amperes] of the motor(s) with the above
parameters. The setting range is 0.2 * rated current to 2 * rated
MN040002EN.
current,
manual
en
Warning!
When two or more motors are connected to the inverter,
they cannot be protected by the electronic overload
protection. Install an external thermal relay on each motor.
PowerXL DH1 Series VFD
PE
Terminal (ring lug)
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